Nature Of Science (2017)
Group 4 school-based syllabus subject
Assessments from 2017 to Present
Past Syllabuses
Grade Calculator
Nature Of Science is offered only at the SL level
Predicted Grade
50
Predicted Mark
Using the undefined grade boundary
0
Graphs
Predicted Mark Probability Distribution
Historical Grade Boundaries
Nature Of Science is offered only at the SL level
Historical Grade Boundaries Graph for
SL Nature Of Science
SL Nature Of Science
SL Nature Of Science | |||||||
---|---|---|---|---|---|---|---|
Boundary* | Markband (≥) | ||||||
1 | 2 | 3 | 4 | 5 | 6 | 7 | |
M19 TZ0 | 0 | 16 | 31 | 40 | 51 | 63 | 75 |
M21 TZ0 | 0 | 8 | 21 | 38 | 45 | 57 | 65 |
M22 TZ0 | 0 | 18 | 36 | 43 | 51 | 61 | 70 |
M23 TZ0 | 0 | 20 | 40 | 48 | 57 | 68 | 79 |
M24 TZ0 | 0 | 19 | 38 | 46 | 56 | 66 | 77 |

Educators Predicted Grades Excel Tool
*Timezone 0 (Worldwide)
*Timezone 1 (North America, South America)
*Timezone 2 (Europe, Africa, Asia, Australia, Oceania)
NOTE: N20, M21, N21, M22, N22 grade boundaries were artificially low due to COVID.
NOTE: Beware of using outdated grade boundaries. Many subjects have since updated their syllabus.
NOTE: As a general trend (may not apply for all subjects), Timezone 2 usually have higher grade boundaries than Timezone 1. Make sure you use the correct timezone.
NOTE: As a general trend (may not apply for all subjects), November grade boundaries tend to be higher than those for May. Be careful not to compare apples to oranges!